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Biogen Idec shares owned by MYDA Advisors

Quarter-by-quarter ownership of Biogen Idec (BIIB) shares owned by MYDA Advisors from 13F filings

Historical chart of MYDA Advisors investment in Biogen Idec

Tip: Access up to 7 years of quarterly data

All positions including Biogen Idec held by MYDA Advisors consolidated in one spreadsheet with up to 7 years of data

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Quarterly reported holdings in Biogen Idec by MYDA Advisors

Quarter filed Position value Share count Share price at filing
2025-12-31 $3.3M 19k 175.99
2025-06-30 $5.0M 40k 125.59
2025-03-31 $8.5M 62k 136.84
2024-12-31 $4.9M 32k 152.92

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Top funds holding Biogen Idec

Vanguard Group
BlackRock
PRIMECAP Management Company
State Street Corporation
Wellington Management Company
Geode Capital Management
Point72 Asset Management
Norges Bank Investment Management
Susquehanna International
AQR Capital Management
Robeco Investment Management
Invesco
Barclays
Legal & General Group
Millennium Management

View all funds holding Biogen Idec